Tiger Analytics Interview Questions, Process, and Tips

Python questions moderate to difficult

Q1. Introduction about self
Ans. 
I am a data scientist with a background in statistics and machine learning.
• I have a Master's degree in Data Science from XYZ University.

• I have experience working with Python, R, and SQL for data analysis.

• I have worked on projects involving predictive modeling and data visualization.

• I am passionate about using data to drive business decisions and solve complex problems.
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Q2. Python basics like list, dictionary
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Basic Coding round and understanding of candidate's previous work experience. Questions on ML orchestrators.

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Q1. Question about projects
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Q2. Why use MSE metric
Ans. 
MSE metric is commonly used in data analysis to measure the average squared difference between predicted values and actual values.
• MSE helps to quantify the accuracy of a model by penalizing large errors more than small errors.

• It is easy to interpret as it gives a clear measure of how well the model is performing.

• MSE is differentiable, making it suitable for optimization algorithms like gradient descent.

• Example: In line...read more
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Q1. Discussion about projects
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Q2. Why use MSE metrics
Ans. 
MSE metrics are commonly used to measure the average squared difference between predicted values and actual values in statistical analysis.
• MSE helps in evaluating the performance of a predictive model by quantifying the accuracy of the model's predictions.

• It penalizes large errors more heavily than small errors, making it a useful metric for identifying outliers or areas where the model is underperforming.

• MSE is widely...read more
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Screening round,2 programming and 5 MCQs

Q1. Basic python coding questions
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Q1. Based on CV , previous projects
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Q1. General HR discussion
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Q1. Star pattern program
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Q2. Number of vowels String program
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Count the number of vowels in a given array of strings.
• Iterate through each string in the array

• For each string, iterate through each character and check if it is a vowel (a, e, i, o, u)

• Increment a counter for each vowel found in the string
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